title: Natural history of obstetric brachial plexus palsy: a systematic review.
mesh_terms: D001917:Brachial Plexus / Q000293:injuries*; D020516:Brachial Plexus Neuropathies / Q000209:etiology* / Q000473:pathology; D006801:Humans; D007231:Infant, Newborn; D010246:Paralysis, Obstetric / Q000209:etiology* / Q000473:pathology; D011379:Prognosis; D012075:Remission, Spontaneous